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  • 5:52 AM, Tuesday, 26 May 2020

Course Undergraduate
Semester Sem. VI
Subject Code AV324
Subject Title Communication System II


Signal space concepts: Geometric structure of the signal space, vector representation, distance, norm and inner product, orthogonality, Gram-Schmidt orthogonalization procedure. Matched filter receiver, Inter symbol interference, Pulse Shaping, Nyquist criterion for zero ISI, Signaling with duobinary pulses, Eye diagram, Equalizer, Scrambling and descrambling. Review of Gaussian random process, Optimum threshold detection, Optimum Receiver for AWGN channel, Matched filter and Correlation receivers, Decision Procedure: Maximum aposteriori probability detector- Maximum likelihood detector, Error probability performance of binary signaling. Digital band pass modulation schemes: ASK, FSK, PSK, MSK – Digital M-ary modulation schemes – signal space representation Detection of signals in Gaussian noise - Coherent & non- coherent detection – Differential modulation schemes – Error performance of binary and M-ary modulation schemes – Probability of error of binary DPSK – Performance of M-ary signaling schemes in AWGN channels - Power spectra of digitally modulated signals, Performance comparison of digital modulation schemes.

Text Books

Not Available


1. B.P. Lathi, Modern Digital and Analog Communication, 3/e

2. John G Proakis and M. Salehi, Communication System Engineering, 2/e

3. R.E. Ziemer and W.H. Tranter, Principles of Communications

4. Simon Haykin, Communication Systems